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-rw-r--r--lib/asio/detail/gcc_x86_fenced_block.hpp99
1 files changed, 0 insertions, 99 deletions
diff --git a/lib/asio/detail/gcc_x86_fenced_block.hpp b/lib/asio/detail/gcc_x86_fenced_block.hpp
deleted file mode 100644
index 1366def..0000000
--- a/lib/asio/detail/gcc_x86_fenced_block.hpp
+++ /dev/null
@@ -1,99 +0,0 @@
-//
-// detail/gcc_x86_fenced_block.hpp
-// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-//
-// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-
-#ifndef ASIO_DETAIL_GCC_X86_FENCED_BLOCK_HPP
-#define ASIO_DETAIL_GCC_X86_FENCED_BLOCK_HPP
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1200)
-# pragma once
-#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
-#include "asio/detail/config.hpp"
-
-#if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
-
-#include "asio/detail/noncopyable.hpp"
-
-#include "asio/detail/push_options.hpp"
-
-namespace asio {
-namespace detail {
-
-class gcc_x86_fenced_block
- : private noncopyable
-{
-public:
- enum half_t { half };
- enum full_t { full };
-
- // Constructor for a half fenced block.
- explicit gcc_x86_fenced_block(half_t)
- {
- }
-
- // Constructor for a full fenced block.
- explicit gcc_x86_fenced_block(full_t)
- {
- lbarrier();
- }
-
- // Destructor.
- ~gcc_x86_fenced_block()
- {
- sbarrier();
- }
-
-private:
- static int barrier()
- {
- int r = 0, m = 1;
- __asm__ __volatile__ (
- "xchgl %0, %1" :
- "=r"(r), "=m"(m) :
- "0"(1), "m"(m) :
- "memory", "cc");
- return r;
- }
-
- static void lbarrier()
- {
-#if defined(__SSE2__)
-# if (__GNUC__ >= 4) && !defined(__INTEL_COMPILER) && !defined(__ICL)
- __builtin_ia32_lfence();
-# else // (__GNUC__ >= 4) && !defined(__INTEL_COMPILER) && !defined(__ICL)
- __asm__ __volatile__ ("lfence" ::: "memory");
-# endif // (__GNUC__ >= 4) && !defined(__INTEL_COMPILER) && !defined(__ICL)
-#else // defined(__SSE2__)
- barrier();
-#endif // defined(__SSE2__)
- }
-
- static void sbarrier()
- {
-#if defined(__SSE2__)
-# if (__GNUC__ >= 4) && !defined(__INTEL_COMPILER) && !defined(__ICL)
- __builtin_ia32_sfence();
-# else // (__GNUC__ >= 4) && !defined(__INTEL_COMPILER) && !defined(__ICL)
- __asm__ __volatile__ ("sfence" ::: "memory");
-# endif // (__GNUC__ >= 4) && !defined(__INTEL_COMPILER) && !defined(__ICL)
-#else // defined(__SSE2__)
- barrier();
-#endif // defined(__SSE2__)
- }
-};
-
-} // namespace detail
-} // namespace asio
-
-#include "asio/detail/pop_options.hpp"
-
-#endif // defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
-
-#endif // ASIO_DETAIL_GCC_X86_FENCED_BLOCK_HPP